Periodic Table & Bohr Model

Front

How are electrons arranged in an atom?

Back

In energy levels.

Front

What is the name of this element?

Back

Argon.

Front

An element will always have the same number of what?

Back

Protons.

Front

What is the mass of this atom?

Back

19.

Front

How many protons does Fluorine have?

Back

9.

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is the significance of the periodic table?

Back

It organizes elements based on their atomic number and properties.

Front

What are isotopes?

Back

Atoms of the same element with different numbers of neutrons.

Front

What is the Bohr model of the atom?

Back

A model that depicts electrons orbiting the nucleus in defined energy levels.

Front

What does the term 'valence electrons' refer to?

Back

Electrons in the outermost energy level of an atom.